Stay updated with real-time air quality in Essex, UK featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
44
Good
Essex, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.83 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.44 μg/m³
0
55
155
255
425
605+
24.98 ppb
0
55
71
86
201
201+
1.05 ppb
0
36
76
186
605
1005+
12.95 ppb
0
54
101
361
1250
2050+
0.80 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Essex, UK
Essex, UK
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 33
Good
5.59μg/m³
PM2.5
8.87μg/m³
PM10
24.22ppb
O3
1.10ppb
SO2
12.43ppb
NO2
0.04ppm
CO
AQI 33
Good
6.09μg/m³
PM2.5
17.16μg/m³
PM10
32.33ppb
O3
1.03ppb
SO2
4.22ppb
NO2
0.05ppm
CO
AQI 49
Good
8.95μg/m³
PM2.5
28.04μg/m³
PM10
19.83ppb
O3
0.93ppb
SO2
15.88ppb
NO2
0.00ppm
CO
AQI 38
Good
7.45μg/m³
PM2.5
15.48μg/m³
PM10
19.84ppb
O3
0.96ppb
SO2
15.47ppb
NO2
0.02ppm
CO
AQI 38
Good
7.49μg/m³
PM2.5
15.77μg/m³
PM10
25.06ppb
O3
0.90ppb
SO2
12.16ppb
NO2
0.06ppm
CO
AQI 38
Good
6.76μg/m³
PM2.5
14.07μg/m³
PM10
25.85ppb
O3
1.19ppb
SO2
8.93ppb
NO2
0.09ppm
CO
Air quality and pollutant data for Essex, UK are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Essex, UK is updated every hour for accuracy.
In the past 24 hours, the air quality in Essex, UK was at its worst at 06:00:00 on 2026-02-11.
In the last 24 hours, the best air quality in Essex, UK was observed at 07:00:00 on 2026-02-11.
As of now, the AQI in Essex, UK is 38, indicating Good conditions.
Essex, UK air has the highest levels of PM2.5.
Poor air quality in Essex, UK means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Essex, UK are currently 7.457 μg/m3.
The PM10 concentration in Essex, UK is 15.804 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Essex, UK is 0.044 ppm.
Currently, Essex, UK has a sulfur dioxide (SO2) concentration of 1.031 ppb.
The current ozone (O3) level in Essex, UK at the moment is 23.848 ppm.
Nitrogen dioxide (NO2) level in Essex, UK at the moment is 10.501 ppb.
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